21204299025

Names of 21204299025

• Cardinal: 21204299025 can be written as Twenty-one billion, two hundred four million, two hundred ninety-nine thousand and twenty-five.

Scientific notation

• Scientific notation: 2.1204299025 × 10¹⁰

Factors of 21204299025

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 165

Divisors of 21204299025

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 9 13 15 21 25 29 35 39 41 45 63 65 67 75 87 91 105 117 123 145 169 175 195 201 203 205 225 261 273 287 315 325 335 369 377 435 455 469 507 525 533 585 603 609 615 725 819 845 861 871 975 1005 1015 1025 1131 1183 1189 1305 1365 1407 1435 1521 1575 1599 1675 1827 1845 1885 1943 2175 2275 2345 2535 2583 2613 2639 2665 2747 2925 3015 3045 3075 3393 3549 3567 3731 4095 4221 4225 4305 4355 4797 4901 5025 5075 5655 5829 5915 5945 6097 6525 6825 6929 7035 7175 7605 7839 7917 7995 8241 8323 9135 9225 9425 9715 10647 10701 11193 11323 11725 12675 12915 13065 13195 13325 13601 13735 14703 15075 15225 15457 16965 17487 17745 17835 18291 18655 19229 20475 20787 21105 21525 21775 23751 23985 24505 24723 24969 25259 28275 29145 29575 29725 30485 33579 33969 34307 34645 35175 35711 38025 39195 39585 39975 40803 41205 41615 44109 45675 46371 48503 48575 53235 53505 54873 55965 56615 57687 62361 64575 65325 65975 68005 68675 73515 74907 75777 77285 79261 79663 84825 87435 88725 89175 91455 93275 96145 101907 102921 103935 105525 107133 108199 118755 119925 122409 122525 123615 124845 126295 139113 145509 145725 152425 167895 169845 171535 173061 173225 176813 178555 195975 197925 200941 204015 206025 208075 220545 227331 231855 237783 238989 242515 249977 266175 267525 274365 279825 283075 288435 308763 311805 321399 324597 328367 340025 367575 374535 378885 386425 396305 398315 436527 437175 457275 464243 480725 509535 514605 519675 530439 535665 540995 557641 593775 602823 612045 618075 624225 631475 695565 713349 716967 727545 749931 839475 849225 857675 865305 884065 892775 973791 985101 1004705 1020075 1035619 1102725 1136655 1159275 1188915 1194945 1212575 1249885 1371825 1392729 1406587 1442175 1543815 1559025 1591317 1606995 1622985 1641835 1672923 1808469 1872675 1894425 1981525 1991575 2182635 2249793 2298569 2321215 2547675 2573025 2652195 2678325 2704975 2788205 2955303 3014115 3060225 3106857 3249701 3477825 3566745 3584835 3637725 3749655 4178187 4219761 4326525 4420325 4868955 4925505 5018769 5023525 5178095 5683275 5944575 5974725 6249425 6895707 6963645 7032935 7249333 7719075 7956585 8034975 8114925 8209175 8364615 9042345 9320571 9749103 10913175 11248965 11492845 11606075 12659283 13260975 13463047 13941025 14776515 15070575 15534285 16248505 17833725 17924175 18748275 20687121 20890935 21098805 21747999 24344775 24627525 25093845 25890475 29247309 34478535 34818225 35164675 36246665 39782925 40389141 41823075 45211725 46602855 48745515 56244825 57464225 63296415 65243997 67315235 73882575 77671425 81242525 94241329 103435605 104454675 105494025 108739995 121167423 125469225 146236545 172392675 181233325 201945705 233014275 243727575 282723987 316482075 326219985 336576175 471206645 517178025 543699975 605837115 731182725 848171961 1009728525 1413619935 1631099925 2356033225 3029185575 4240859805 7068099675 21204299025
• Sum of all divisors σ(n): 50550514560
• Sum of proper divisors (its aliquot sum) s(n): 29346215535
• 21204299025 is an abundant number, because the sum of its proper divisors (29346215535) is greater than itself. Its abundance is 8141916510

Bases of 21204299025

• Binary: 10011101111110111111110110100010001₂
• Hexadecimal: 0x4EFDFED11
• Base-36: 9QOHPU9

Squares and roots of 21204299025

• 21204299025 squared (21204299025²) is 449622297141615950625
• 21204299025 cubed (21204299025³) is 9533925636898227388762135640625
• The square root of 21204299025 is 145616.9599497257
• The cube root of 21204299025 is 2767.8420735455

Scales and comparisons

• 21,204,299,025 seconds is equal to 674 years, 12 weeks, 3 hours, 3 minutes, 45 seconds.
• To count from 1 to 21,204,299,025 would take you about one thousand, three hundred forty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21204299025 cubic inches would be around 230.7 feet tall.

Recreational maths with 21204299025

• 21204299025 backwards is 52099240212
• The number of decimal digits it has is: 11
• The sum of 21204299025's digits is 36
• More coming soon!